123725688753 has 8 divisors (see below), whose sum is σ = 164969210016. Its totient is φ = 82482980000.

The previous prime is 123725688739. The next prime is 123725688787. The reversal of 123725688753 is 357886527321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123725688753 - 2²⁴ = 123708911537 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123725688693 and 123725688702.

It is not an unprimeable number, because it can be changed into a prime (123725688253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492853 + ... + 700253.

It is an arithmetic number, because the mean of its divisors is an integer number (20621151252).

Almost surely, 2^123725688753 is an apocalyptic number.

It is an amenable number.

123725688753 is a deficient number, since it is larger than the sum of its proper divisors (41243521263).

123725688753 is a wasteful number, since it uses less digits than its factorization.

123725688753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406255.

The product of its digits is 16934400, while the sum is 57.

The spelling of 123725688753 in words is "one hundred twenty-three billion, seven hundred twenty-five million, six hundred eighty-eight thousand, seven hundred fifty-three".